biogenesis (n.)

also bio-genesis, 1870, "theory that living organisms arise only from the agency of pre-existing living organisms," coined by English biologist T.H. Huxley from Greek bios "life" (from PIE root *gwei- "to live") + -genesis "birth, origin, creation." Meaning "the theoretical evolution of living matter from complex inanimate chemicals" is from 1960. Related: Biogenetic; biogenetical.

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